Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Qual é a maior multidão para um time visitante de Melbourne?
 ###Tabelas: CREATE TABLE round_1 (round_1_id AUTO_INCREMENT PRIMARY KEY, Home team VARCHAR, Home team score VARCHAR, Away team VARCHAR, Away team score VARCHAR, Venue VARCHAR, Crowd INT, Date VARCHAR) CREATE TABLE atlantic_coast_conference_10–3–1 (atlantic_coast_conference_10–3–1_id AUTO_INCREMENT PRIMARY KEY, Institution VARCHAR, Wins INT, Loss INT, Home Wins INT, Home Losses INT, Away Wins INT, Away Losses INT, Neutral Wins INT, Neutral Losses INT) CREATE TABLE current_members (current_members_id AUTO_INCREMENT PRIMARY KEY, Institution VARCHAR, Nickname VARCHAR, Location VARCHAR, Founded INT, Type VARCHAR, Enrollment INT, Joined INT) CREATE TABLE list_of_imperial_vicars_1437-1792 (list_of_imperial_vicars_1437-1792_id AUTO_INCREMENT PRIMARY KEY, Interregnum began VARCHAR, Interregnum ended VARCHAR, Duration VARCHAR, Count Palatine of Saxony VARCHAR, Count Palatine of the Rhine VARCHAR) CREATE TABLE match-up_summary (match-up_summary_id AUTO_INCREMENT PRIMARY KEY, District INT, Incumbent VARCHAR, 2008 Status VARCHAR, Democratic VARCHAR, Republican VARCHAR, Independent Green VARCHAR, Libertarian VARCHAR, Other Party VARCHAR)  
SELECT MAX Crowd FROM round_1 WHERE Away team = melbourne